Â§ 121.104 How does SBA calculate annual receipts? (a)Receipts means all revenue in whatever form received or accrued from whatever source, including from the sales of products or services, interest, dividends, rents, royalties, fees, or commissions, reduced by returns and allowances.
The largest human impact on the carbon cycle is through direct emissions from burning fossil fuels, which transfers carbon from the geosphere into the atmosphere. The rest of this increase is caused mostly by changes in land-use, particularly deforestation.
1 Burning fossil fuels release nitrogen oxides and ammonia into the air, and when those are deposited in water, they can contribute significantly to the excess nutrient problem. 2  Most problematic are coal-fired power plants and gas-or diesel-powered vehicles.